MinT - Information on Result #1081009

Information on Result #1081009

Linear OOA(3¹³⁶, 2391506, F₃, 4, 11) (dual of [(2391506, 4), 9565888, 12]-NRT-code), using (u,Â u+v)-construction based on

linear OOA(3⁸, 18, F₃, 4, 5) (dual of [(18, 4), 64, 6]-NRT-code), using
- extracting embedded OOA [i] based on digital (3, 8, 18)-net over F₃, using
  - linear code embedding found in a computer search [i]
linear OOA(3¹²⁸, 2391488, F₃, 4, 11) (dual of [(2391488, 4), 9565824, 12]-NRT-code), using
- OOA 2-folding [i] based on linear OOA(3¹²⁸, 4782976, F₃, 2, 11) (dual of [(4782976, 2), 9565824, 12]-NRT-code), using
  - trace code [i] based on linear OOA(9⁶⁴, 2391488, F₉, 2, 11) (dual of [(2391488, 2), 4782912, 12]-NRT-code), using
    - OOA 2-folding [i] based on linear OA(9⁶⁴, 4782976, F₉, 11) (dual of [4782976, 4782912, 12]-code), using
      - constructionÂ X applied to C_e(10) âŠ‚ C_e(9) [i] based on
        linear OA(9⁶⁴, 4782969, F₉, 11) (dual of [4782969, 4782905, 12]-code), using an extension C_e(10) of the primitive narrow-sense BCH-code C(I) with length 4782968Â = 9⁷âˆ’1, defining interval IÂ =Â [1,10], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 11 [i]
        linear OA(9⁵⁷, 4782969, F₉, 10) (dual of [4782969, 4782912, 11]-code), using an extension C_e(9) of the primitive narrow-sense BCH-code C(I) with length 4782968Â = 9⁷âˆ’1, defining interval IÂ =Â [1,9], and designed minimum distance dÂ â‰¥Â |I|+1Â =Â 10 [i]
        linear OA(9⁰, 7, F₉, 0) (dual of [7, 7, 1]-code), using
        discarding factors / shortening the dual code based on linear OA(9⁰, s, F₉, 0) (dual of [s, s, 1]-code) for arbitrarily large s, using
        OA with only one run / dual of code without redundancy [i]

Mode: Constructive and linear.

Optimality

Show details for fixed k and m, k and s, k and t, m and s, m and t.

Other Results with Identical Parameters

None.

Depending Results

None.